final ArrayList<TransformerException> errorList = new ArrayList<TransformerException>();
        ErrorListener errorListener = new ErrorListener() {
          @Override
          public void warning(TransformerException e) throws TransformerException {
            //To change body of implemented methods use File | Settings | File Templates.
            log.error(e.getMessage());
            errorList.add(e);
          }

          @Override
          public void error(TransformerException e) throws TransformerException {
            //To change body of implemented methods use File | Settings | File Templates.
            log.error(e.getMessage());
            errorList.add(e);
          }

          @Override
          public void fatalError(TransformerException e) throws TransformerException {
            //To change body of implemented methods use File | Settings | File Templates.
            errorList.add(e);
            throw e;
          }
      };
      ...
      try
      {
        transformer.setErrorListener(errorListener);
        newDoc = transform(transformer, oldDoc);
      }
      catch (TransformerException e) {
        log.error("Problem transforming normalized document into PUBS-XML", e);
        throw e;
      }